Profiling results ----------------- Total cpu time observed: 54578ms (out of 54752ms) Number of samples taken: 186 (once every 293ms) (Hiding functions with self<1.0% and local<2.0%: 2 of 209 hidden) ========================================================================= Caller Idx Total Self Name+src Local% ms(pct) ms(pct) Callee ========================================================================= ??? [34] 100.0% [1] 54578(100.0%) 0(0.0%) profile-thunk16 ...e/pkgs/profile-lib/main.rkt:9:0 run [20] 100.0% ------------------------------------------------------------------------- ??? [34] 100.0% [2] 41438(75.9%) 0(0.0%) run-improve40 ...lify-tweak/src/mainloop.rkt:340:0 for-loop [21] 100.0% ------------------------------------------------------------------------- ??? [34] 100.0% [3] 8388(15.4%) 0(0.0%) prepare-points-intervals ...k/src/points.rkt:133:0 loop [22] 100.0% ------------------------------------------------------------------------- ??? [151] 100.0% [4] 4672(8.6%) 0(0.0%) approximate9 ...ify-tweak/src/core/taylor.rkt:12:0 loop [24] 71.8% for-loop [31] 22.3% taylor [39] 5.9% ------------------------------------------------------------------------- matcher [96] 100.0% [5] 4288(7.9%) 0(0.0%) ??? .../simplify-tweak/src/core/matcher.rkt:175:11 for-loop [23] 100.0% ------------------------------------------------------------------------- loop [141] 7.0% hash-ref! [160] 93.0% [6] 3896(7.1%) 0(0.0%) simplify ...implify-tweak/src/core/reduce.rkt:16:0 f46 [26] 72.7% debug-print [71] 13.7% parse-loop15 [173] 13.6% ------------------------------------------------------------------------- hash-ref! [160] 100.0% [7] 3356(6.1%) 0(0.0%) ??? ...ie/simplify-tweak/src/core/taylor.rkt:68:15 hash-ref! [160] 51.3% ??? [151] 48.7% ------------------------------------------------------------------------- hash-ref! [160] 100.0% [8] 2854(5.2%) 0(0.0%) ??? ...e/simplify-tweak/src/core/taylor.rkt:301:23 for-loop [25] 100.0% ------------------------------------------------------------------------- ??? [34] 100.0% [9] 1896(3.5%) 0(0.0%) get-final-combination ...ak/src/mainloop.rkt:361:0 infer-splitpoints [28] 100.0% ------------------------------------------------------------------------- hash-ref! [160] 100.0% [10] 1788(3.3%) 0(0.0%) ??? ...e/simplify-tweak/src/core/taylor.rkt:291:26 for-loop [29] 100.0% ------------------------------------------------------------------------- loop [196] 15.2% for-loop [204] 84.8% [11] 1724(3.2%) 0(0.0%) syntax-e (unknown source) syntax-e/no-taint [27] 100.0% ------------------------------------------------------------------------- ??? [34] 100.0% [12] 1236(2.3%) 0(0.0%) oracle-error ...implify-tweak/src/points.rkt:212:0 for-loop [30] 100.0% ------------------------------------------------------------------------- for-loop [86] 100.0% [13] 558(1.0%) 0(0.0%) type-of .../simplify-tweak/src/type-check.rkt:34:0 variable? [32] 100.0% ------------------------------------------------------------------------- for-loop [204] 100.0% [14] 552(1.0%) 324(0.6%) expand-implicit (unknown source) resolve+shift28 [200] 41.3% ------------------------------------------------------------------------- copying-mergesort [92] 100.0% [15] 310(0.6%) 0(0.0%) jloop ...0/collects/racket/private/sort.rkt:120:23 ??? [125] 100.0% ------------------------------------------------------------------------- copying-mergesort [92] 100.0% [16] 304(0.6%) 0(0.0%) loop ...7.0/collects/racket/private/sort.rkt:96:12 ??? [125] 100.0% ------------------------------------------------------------------------- ??? [34] 100.0% [17] 300(0.5%) 0(0.0%) baseline-error ...plify-tweak/src/points.rkt:216:0 argmin [90] 100.0% ------------------------------------------------------------------------- map [49] 100.0% [18] 268(0.5%) 0(0.0%) simplify-node ...fy-tweak/src/core/reduce.rkt:48:0 gather-multiplicative-terms [33] 100.0% ------------------------------------------------------------------------- append-map [42] 100.0% [19] 248(0.5%) 0(0.0%) free-variables ...ify-tweak/src/programs.rkt:102:0 ??? [55] 100.0% ------------------------------------------------------------------------- profile-thunk16 [1] 100.0% [20] 54578(100.0%) 0(0.0%) run ...et-7.0/share/pkgs/profile-lib/main.rkt:39:2 ??? [34] 100.0% ------------------------------------------------------------------------- run-improve40 [2] 100.0% [21] 41438(75.9%) 0(0.0%) for-loop .../simplify-tweak/src/mainloop.rkt:355:4 run-iter! [35] 100.0% ------------------------------------------------------------------------- prepare-points-intervals [3] 100.0% [22] 8388(15.4%) 344(0.6%) loop ...herbie/simplify-tweak/src/points.rkt:145:4 ??? [36] 51.9% loop [37] 44.0% ------------------------------------------------------------------------- ??? [5] 100.0% [23] 4288(7.9%) 0(0.0%) for-loop ...lify-tweak/src/core/matcher.rkt:179:21 matcher [96] 100.0% ------------------------------------------------------------------------- approximate9 [4] 100.0% [24] 3356(6.1%) 0(0.0%) loop ...ie/simplify-tweak/src/core/taylor.rkt:87:4 hash-ref! [160] 100.0% ------------------------------------------------------------------------- ??? [8] 100.0% [25] 2854(5.2%) 0(0.0%) for-loop ...plify-tweak/src/core/taylor.rkt:304:27 hash-ref! [160] 100.0% ------------------------------------------------------------------------- append-map [42] 3.5% composed [41] 6.2% map [49] 31.2% simplify [6] 59.1% [26] 2834(5.2%) 0(0.0%) f46 ...0/collects/racket/match/compiler.rkt:507:40 map [49] 75.0% append-map [42] 9.7% loop [43] 9.2% composed [41] 6.2% ------------------------------------------------------------------------- gf [197] 16.2% syntax-e [11] 83.8% [27] 2058(3.8%) 0(0.0%) syntax-e/no-taint (unknown source) loop [196] 100.0% ------------------------------------------------------------------------- get-final-combination [9] 100.0% [28] 1896(3.5%) 0(0.0%) infer-splitpoints ...eak/src/core/regimes.rkt:34:0 for-loop [38] 100.0% ------------------------------------------------------------------------- ??? [10] 100.0% [29] 1788(3.3%) 0(0.0%) for-loop ...plify-tweak/src/core/taylor.rkt:291:52 hash-ref! [160] 86.1% ??? [44] 13.9% ------------------------------------------------------------------------- oracle-error [12] 100.0% [30] 1236(2.3%) 0(0.0%) for-loop ...ie/simplify-tweak/src/points.rkt:213:2 loop [141] 100.0% ------------------------------------------------------------------------- approximate9 [4] 100.0% [31] 1040(1.9%) 0(0.0%) for-loop ...mplify-tweak/src/core/taylor.rkt:30:18 taylor [39] 75.6% taylor-invert [40] 24.4% ------------------------------------------------------------------------- match-e [104] 28.3% type-of [13] 71.7% [32] 778(1.4%) 0(0.0%) variable? ...fy-tweak/src/syntax/syntax.rkt:1159:0 ??? [55] 100.0% ------------------------------------------------------------------------- simplify-node [18] 100.0% [33] 268(0.5%) 0(0.0%) gather-multiplicative-terms ...re/reduce.rkt:112:0 map [49] 100.0% ------------------------------------------------------------------------- run [20] 50.0% [34] 54578(100.0%) 0(0.0%) ??? ...lects/racket/private/more-scheme.rkt:261:28 profile-thunk16 [1] 50.0% run-improve40 [2] 38.0% prepare-points-intervals [3] 7.7% get-final-combination [9] 1.7% oracle-error [12] 1.1% errors [94] 0.6% for-loop [54] 0.3% eval-errors [110] 0.3% baseline-error [17] 0.3% ------------------------------------------------------------------------- for-loop [21] 100.0% [35] 41438(75.9%) 0(0.0%) run-iter! ...simplify-tweak/src/mainloop.rkt:321:0 simplify! [45] 40.4% finalize-iter! [46] 36.0% gen-series! [47] 11.3% gen-rewrites! [48] 10.3% localize! [51] 2.0% ------------------------------------------------------------------------- loop [22] 100.0% [36] 4354(8.0%) 1042(1.9%) ??? .../herbie/simplify-tweak/src/points.rkt:129:2 ??? [151] 76.1% ------------------------------------------------------------------------- loop [22] 100.0% [37] 3690(6.8%) 0(0.0%) loop ...herbie/simplify-tweak/src/points.rkt:104:2 ??? [125] 90.9% ??? [151] 9.1% ------------------------------------------------------------------------- infer-splitpoints [28] 100.0% [38] 1896(3.5%) 0(0.0%) for-loop ...mplify-tweak/src/core/regimes.rkt:46:6 option-on-expr [50] 100.0% ------------------------------------------------------------------------- map [49] 3.5% approximate9 [4] 4.2% for-loop [31] 18.2% hash-ref! [160] 18.9% taylor [39] 55.2% [39] 1310(2.4%) 252(0.5%) taylor ...simplify-tweak/src/core/taylor.rkt:170:0 taylor [39] 55.2% debug5 [52] 23.1% taylor-invert [40] 9.9% map [49] 3.5% loop [141] 3.5% ------------------------------------------------------------------------- for-loop [31] 49.4% taylor [39] 50.6% [40] 514(0.9%) 0(0.0%) taylor-invert ...y-tweak/src/core/taylor.rkt:318:0 first-nonzero-exp [53] 100.0% ------------------------------------------------------------------------- f46 [26] 100.0% [41] 498(0.9%) 0(0.0%) composed ...ollects/racket/private/list.rkt:321:16 f46 [26] 100.0% ------------------------------------------------------------------------- f46 [26] 100.0% [42] 498(0.9%) 250(0.5%) append-map ...t-7.0/collects/racket/list.rkt:586:2 f46 [26] 33.2% free-variables [19] 16.6% ------------------------------------------------------------------------- f46 [26] 100.0% [43] 260(0.5%) 260(0.5%) loop ...ie/simplify-tweak/src/core/reduce.rkt:18:2 ------------------------------------------------------------------------- for-loop [29] 100.0% [44] 248(0.5%) 0(0.0%) ??? ...e/simplify-tweak/src/core/taylor.rkt:294:19 hash-ref! [160] 100.0% ------------------------------------------------------------------------- run-iter! [35] 100.0% [45] 16726(30.6%) 0(0.0%) simplify! ...simplify-tweak/src/mainloop.rkt:217:0 ??? [56] 96.7% for-loop [63] 1.9% for-loop [64] 1.4% ------------------------------------------------------------------------- run-iter! [35] 100.0% [46] 14904(27.3%) 0(0.0%) finalize-iter! ...ify-tweak/src/mainloop.rkt:272:0 ??? [55] 100.0% ------------------------------------------------------------------------- run-iter! [35] 100.0% [47] 4672(8.6%) 0(0.0%) gen-series! ...mplify-tweak/src/mainloop.rkt:153:0 for-loop [57] 100.0% ------------------------------------------------------------------------- run-iter! [35] 100.0% [48] 4288(7.9%) 0(0.0%) gen-rewrites! ...lify-tweak/src/mainloop.rkt:176:0 for-loop [58] 100.0% ------------------------------------------------------------------------- gather-multiplicative-terms [33] 5.2% taylor [39] 10.5% f46 [26] 84.3% [49] 2598(4.8%) 268(0.5%) map ...t-7.0/collects/racket/private/map.rkt:35:13 f46 [26] 41.7% parse-loop15 [173] 27.6% taylor [39] 10.5% simplify* [62] 9.9% simplify-node [18] 5.2% ------------------------------------------------------------------------- for-loop [38] 100.0% [50] 1896(3.5%) 0(0.0%) option-on-expr ...tweak/src/core/regimes.rkt:150:0 sort-context-on-expr [59] 49.6% for-loop [61] 32.8% eval-prog [105] 17.6% ------------------------------------------------------------------------- run-iter! [35] 100.0% [51] 848(1.6%) 0(0.0%) localize! ...simplify-tweak/src/mainloop.rkt:120:0 localize-error [60] 100.0% ------------------------------------------------------------------------- taylor [39] 100.0% [52] 524(1.0%) 248(0.5%) debug5 ...erbie/simplify-tweak/src/debug.rkt:102:0 ??? [55] 52.7% ------------------------------------------------------------------------- taylor-invert [40] 100.0% [53] 514(0.9%) 0(0.0%) first-nonzero-exp ...eak/src/core/taylor.rkt:266:0 hash-ref! [160] 100.0% ------------------------------------------------------------------------- ??? [34] 100.0% [54] 360(0.7%) 0(0.0%) for-loop ...ie/simplify-tweak/src/sandbox.rkt:70:8 errors-score [91] 100.0% ------------------------------------------------------------------------- free-variables [19] 1.5% debug5 [52] 1.6% match-e [104] 4.5% variable? [32] 4.6% finalize-iter! [46] 87.8% [55] 16976(31.1%) 2072(3.8%) ??? ...contract/private/arrow-val-first.rkt:388:18 for-loop [65] 87.8% ------------------------------------------------------------------------- simplify! [45] 100.0% [56] 16172(29.6%) 0(0.0%) ??? ...e/simplify-tweak/src/core/simplify.rkt:26:0 one-iter [74] 44.3% for-loop [66] 31.6% loop [69] 24.1% ------------------------------------------------------------------------- gen-series! [47] 100.0% [57] 4672(8.6%) 0(0.0%) for-loop .../simplify-tweak/src/mainloop.rkt:160:7 taylor-alt [67] 100.0% ------------------------------------------------------------------------- gen-rewrites! [48] 100.0% [58] 4288(7.9%) 0(0.0%) for-loop ...simplify-tweak/src/mainloop.rkt:184:11 rewrite-expression-head20 [68] 100.0% ------------------------------------------------------------------------- option-on-expr [50] 100.0% [59] 940(1.7%) 0(0.0%) sort-context-on-expr ...src/core/regimes.rkt:145:0 ??? [70] 65.3% eval-prog [105] 34.7% ------------------------------------------------------------------------- localize! [51] 100.0% [60] 848(1.6%) 0(0.0%) localize-error ...tweak/src/core/localize.rkt:52:0 hash-ref! [160] 66.5% ??? [70] 33.5% ------------------------------------------------------------------------- option-on-expr [50] 100.0% [61] 622(1.1%) 0(0.0%) for-loop ...plify-tweak/src/core/regimes.rkt:158:4 errors [94] 100.0% ------------------------------------------------------------------------- map [49] 100.0% [62] 514(0.9%) 260(0.5%) simplify* ...mplify-tweak/src/core/reduce.rkt:31:0 ??? [178] 49.4% ------------------------------------------------------------------------- simplify! [45] 100.0% [63] 322(0.6%) 0(0.0%) for-loop .../simplify-tweak/src/mainloop.rkt:256:6 for-loop [72] 100.0% ------------------------------------------------------------------------- simplify! [45] 100.0% [64] 232(0.4%) 0(0.0%) for-loop .../simplify-tweak/src/mainloop.rkt:222:6 debug-print [71] 100.0% ------------------------------------------------------------------------- ??? [55] 100.0% [65] 14904(27.3%) 0(0.0%) for-loop ...lify-tweak/src/core/alt-table.rkt:51:2 atab-add-altn [73] 96.1% loop [79] 3.9% ------------------------------------------------------------------------- ??? [56] 100.0% [66] 5108(9.4%) 0(0.0%) for-loop ...plify-tweak/src/core/simplify.rkt:33:2 one-iter [74] 100.0% ------------------------------------------------------------------------- for-loop [57] 100.0% [67] 4672(8.6%) 0(0.0%) taylor-alt ...implify-tweak/src/mainloop.rkt:139:0 for-loop [75] 100.0% ------------------------------------------------------------------------- for-loop [58] 100.0% [68] 4288(7.9%) 0(0.0%) rewrite-expression-head20 ...ore/matcher.rkt:126:0 rewriter [76] 100.0% ------------------------------------------------------------------------- ??? [56] 100.0% [69] 3904(7.2%) 0(0.0%) loop ...simplify-tweak/src/core/simplify.rkt:132:2 for-loop [77] 100.0% ------------------------------------------------------------------------- localize-error [60] 31.6% sort-context-on-expr [59] 68.4% [70] 898(1.6%) 0(0.0%) ??? ...-7.0/collects/racket/private/sort.rkt:369:3 generic-sort/key [78] 100.0% ------------------------------------------------------------------------- for-loop [64] 30.4% simplify [6] 69.6% [71] 764(1.4%) 0(0.0%) debug-print .../simplify-tweak/src/debug.rkt:110:0 string-join9 [80] 35.9% for-loop [81] 33.8% ??? [82] 30.4% ------------------------------------------------------------------------- for-loop [63] 100.0% [72] 322(0.6%) 0(0.0%) for-loop .../simplify-tweak/src/mainloop.rkt:257:8 expression-cost [97] 100.0% ------------------------------------------------------------------------- for-loop [65] 100.0% [73] 14318(26.2%) 0(0.0%) atab-add-altn ...weak/src/core/alt-table.rkt:200:0 best-and-tied-at-points [84] 64.9% override-at-pnts [85] 35.1% ------------------------------------------------------------------------- for-loop [66] 41.6% ??? [56] 58.4% [74] 12268(22.5%) 0(0.0%) one-iter ...plify-tweak/src/core/simplify.rkt:86:0 find-matches [83] 79.5% for-loop [87] 20.5% ------------------------------------------------------------------------- taylor-alt [67] 100.0% [75] 4672(8.6%) 0(0.0%) for-loop .../simplify-tweak/src/mainloop.rkt:145:6 ??? [151] 100.0% ------------------------------------------------------------------------- rewrite-expression-head20 [68] 22.0% matcher [96] 78.0% [76] 4288(7.9%) 554(1.0%) rewriter ...plify-tweak/src/core/matcher.rkt:128:2 for-loop [86] 85.3% *rules* [88] 10.9% ------------------------------------------------------------------------- loop [69] 100.0% [77] 3904(7.2%) 0(0.0%) for-loop ...lify-tweak/src/core/simplify.rkt:138:4 loop [89] 37.2% argmin [90] 28.7% expression-cost [97] 21.4% for-loop [100] 12.7% ------------------------------------------------------------------------- ??? [70] 100.0% [78] 898(1.6%) 0(0.0%) generic-sort/key .../racket/private/sort.rkt:156:2 copying-mergesort [92] 68.4% errors-score [91] 31.6% ------------------------------------------------------------------------- for-loop [65] 100.0% [79] 586(1.1%) 336(0.6%) loop ...implify-tweak/src/core/alt-table.rkt:174:2 loop [93] 42.7% ------------------------------------------------------------------------- debug-print [71] 100.0% [80] 274(0.5%) 274(0.5%) string-join9 ....0/collects/racket/string.rkt:25:0 ------------------------------------------------------------------------- debug-print [71] 100.0% [81] 258(0.5%) 258(0.5%) for-loop ...bie/simplify-tweak/src/debug.rkt:116:2 ------------------------------------------------------------------------- debug-print [71] 100.0% [82] 232(0.4%) 232(0.4%) ??? .../contract/private/arrow-val-first.rkt:428:3 ------------------------------------------------------------------------- one-iter [74] 100.0% [83] 9756(17.9%) 0(0.0%) find-matches ...y-tweak/src/core/simplify.rkt:56:0 for-loop [95] 100.0% ------------------------------------------------------------------------- atab-add-altn [73] 100.0% [84] 9298(17.0%) 322(0.6%) best-and-tied-at-points ...ore/alt-table.rkt:112:0 errors [94] 87.1% for-loop [101] 9.5% ------------------------------------------------------------------------- atab-add-altn [73] 100.0% [85] 5020(9.2%) 0(0.0%) override-at-pnts ...k/src/core/alt-table.rkt:135:0 errors [94] 100.0% ------------------------------------------------------------------------- rewriter [76] 100.0% [86] 4288(7.9%) 796(1.5%) for-loop ...lify-tweak/src/core/matcher.rkt:131:10 matcher [96] 92.6% type-of [13] 3.2% ------------------------------------------------------------------------- one-iter [74] 100.0% [87] 2512(4.6%) 0(0.0%) for-loop ...plify-tweak/src/core/simplify.rkt:95:2 apply-match [98] 100.0% ------------------------------------------------------------------------- rewriter [76] 100.0% [88] 2380(4.4%) 260(0.5%) *rules* ...mplify-tweak/src/syntax/rules.rkt:783:0 for-loop [99] 89.1% ------------------------------------------------------------------------- for-loop [77] 100.0% [89] 1454(2.7%) 0(0.0%) loop .../racket-7.0/collects/racket/list.rkt:751:4 expression-cost [97] 78.7% for-loop [100] 21.3% ------------------------------------------------------------------------- baseline-error [17] 21.1% for-loop [77] 78.9% [90] 1420(2.6%) 0(0.0%) argmin ...acket-7.0/collects/racket/list.rkt:765:0 expression-cost [97] 59.4% ??? [102] 21.1% for-loop [100] 19.4% ------------------------------------------------------------------------- generic-sort/key [78] 44.1% for-loop [54] 55.9% [91] 644(1.2%) 360(0.7%) errors-score ...implify-tweak/src/points.rkt:220:0 loop [103] 44.1% ------------------------------------------------------------------------- generic-sort/key [78] 37.4% copying-mergesort [92] 62.6% [92] 614(1.1%) 0(0.0%) copying-mergesort ...racket/private/sort.rkt:129:8 copying-mergesort [92] 62.6% loop [16] 24.8% jloop [15] 12.6% ------------------------------------------------------------------------- loop [79] 3.1% loop [93] 96.9% [93] 250(0.5%) 250(0.5%) loop ...racket-7.0/collects/racket/list.rkt:434:28 loop [93] 96.9% ------------------------------------------------------------------------- for-loop [61] 4.3% ??? [34] 4.6% override-at-pnts [85] 34.9% best-and-tied-at-points [84] 56.2% [94] 14398(26.4%) 0(0.0%) errors ...rbie/simplify-tweak/src/points.rkt:228:0 for-loop [106] 55.7% eval-prog [105] 44.3% ------------------------------------------------------------------------- for-loop [95] 50.0% find-matches [83] 50.0% [95] 9756(17.9%) 1196(2.2%) for-loop ...plify-tweak/src/core/simplify.rkt:58:8 for-loop [95] 50.0% match-e [104] 43.9% ------------------------------------------------------------------------- for-loop [23] 50.0% for-loop [86] 50.0% [96] 4288(7.9%) 0(0.0%) matcher ...mplify-tweak/src/core/matcher.rkt:163:2 ??? [5] 50.0% rewriter [76] 50.0% ------------------------------------------------------------------------- for-loop [72] 10.2% for-loop [77] 26.6% argmin [90] 26.8% loop [89] 36.4% [97] 3146(5.8%) 0(0.0%) expression-cost ...fy-tweak/src/programs.rkt:204:0 compile [107] 100.0% ------------------------------------------------------------------------- for-loop [87] 100.0% [98] 2512(4.6%) 204(0.4%) apply-match ...fy-tweak/src/core/simplify.rkt:65:0 for-loop [108] 45.8% match-e [104] 27.3% set [112] 9.8% custom-set-intersect [113] 9.0% ------------------------------------------------------------------------- *rules* [88] 100.0% [99] 2120(3.9%) 512(0.9%) for-loop ...bie/simplify-tweak/src/common.rkt:71:9 ormap [109] 50.2% flag-set? [116] 25.7% ------------------------------------------------------------------------- argmin [90] 25.6% loop [89] 28.7% for-loop [77] 45.7% [100] 1080(2.0%) 310(0.6%) for-loop .../simplify-tweak/src/programs.rkt:205:2 table-ref [128] 71.3% ------------------------------------------------------------------------- best-and-tied-at-points [84] 100.0% [101] 880(1.6%) 880(1.6%) for-loop ...fy-tweak/src/core/alt-table.rkt:114:16 ------------------------------------------------------------------------- argmin [90] 100.0% [102] 300(0.5%) 0(0.0%) ??? ...herbie/simplify-tweak/src/points.rkt:217:27 eval-errors [110] 100.0% ------------------------------------------------------------------------- errors-score [91] 100.0% [103] 284(0.5%) 0(0.0%) loop .../racket-7.0/collects/racket/list.rkt:559:2 ordinary-value? [111] 100.0% ------------------------------------------------------------------------- apply-match [98] 4.8% for-loop [127] 19.7% for-loop [95] 75.5% [104] 9246(16.9%) 2164(4.0%) match-e ...simplify-tweak/src/core/ematch.rkt:39:0 for-loop [114] 76.1% ??? [55] 2.8% variable? [32] 0.8% ------------------------------------------------------------------------- sort-context-on-expr [59] 3.9% option-on-expr [50] 4.0% eval-const-expr [185] 15.4% errors [94] 76.7% [105] 8318(15.2%) 0(0.0%) eval-prog ...simplify-tweak/src/programs.rkt:130:0 temp68_2 [115] 67.6% inductor [117] 10.7% loop [196] 7.6% eval [118] 7.6% hash-ref! [160] 6.5% ------------------------------------------------------------------------- errors [94] 100.0% [106] 8020(14.7%) 570(1.0%) for-loop ...ie/simplify-tweak/src/points.rkt:230:2 ??? [125] 67.2% ??? [151] 10.6% ulp-difference [129] 7.5% ??? [130] 3.8% point-error [121] 3.7% ------------------------------------------------------------------------- expression-cost [97] 100.0% [107] 3146(5.8%) 0(0.0%) compile ...e/simplify-tweak/src/programs.rkt:181:0 hash-ref! [160] 100.0% ------------------------------------------------------------------------- apply-match [98] 100.0% [108] 1150(2.1%) 0(0.0%) for-loop ...plify-tweak/src/core/simplify.rkt:78:2 substitute-e [120] 41.4% mk-enode! [145] 21.4% merge-egraph-nodes! [124] 19.1% dedup-children! [133] 18.1% ------------------------------------------------------------------------- for-loop [99] 100.0% [109] 1064(1.9%) 278(0.5%) ormap ....0/collects/racket/private/map.rkt:141:13 flag-set? [116] 73.9% ------------------------------------------------------------------------- ??? [102] 50.0% ??? [34] 50.0% [110] 600(1.1%) 0(0.0%) eval-errors ...simplify-tweak/src/points.rkt:203:0 for-loop [119] 100.0% ------------------------------------------------------------------------- loop [103] 100.0% [111] 284(0.5%) 284(0.5%) ordinary-value? ...mplify-tweak/src/float.rkt:54:0 ------------------------------------------------------------------------- apply-match [98] 100.0% [112] 246(0.5%) 0(0.0%) set ...collects/racket/private/set-types.rkt:981:0 for-loop [122] 100.0% ------------------------------------------------------------------------- apply-match [98] 100.0% [113] 226(0.4%) 0(0.0%) custom-set-intersect ...rivate/set-types.rkt:195:0 for-loop [123] 100.0% ------------------------------------------------------------------------- match-e [104] 100.0% [114] 7574(13.9%) 2644(4.8%) for-loop ...mplify-tweak/src/core/ematch.rkt:52:11 for-loop [127] 47.5% loop [141] 9.9% curry* [131] 4.9% foldl [153] 3.5% foldr [139] 2.7% ------------------------------------------------------------------------- eval-prog [105] 100.0% [115] 5626(10.3%) 0(0.0%) temp68_2 (unknown source) compile16 [126] 100.0% ------------------------------------------------------------------------- for-loop [99] 40.9% ormap [109] 59.1% [116] 1330(2.4%) 510(0.9%) flag-set? ...ie/simplify-tweak/src/config.rkt:28:0 return/no-unsupplied [177] 40.9% ??? [178] 20.8% ------------------------------------------------------------------------- eval-prog [105] 20.2% inductor [117] 79.8% [117] 888(1.6%) 0(0.0%) inductor .../simplify-tweak/src/programs.rkt:135:4 inductor [117] 79.8% table-ref [128] 9.2% ??? [135] 6.9% ??? [137] 4.1% ------------------------------------------------------------------------- eval-prog [105] 100.0% [118] 632(1.2%) 0(0.0%) eval (unknown source) add-ns-scopes [134] 57.0% namespace-syntax-introduce3 [136] 43.0% ------------------------------------------------------------------------- eval-errors [110] 100.0% [119] 600(1.1%) 0(0.0%) for-loop ...ie/simplify-tweak/src/points.rkt:205:2 ??? [125] 50.0% ??? [130] 50.0% ------------------------------------------------------------------------- for-loop [132] 24.2% for-loop [108] 75.8% [120] 476(0.9%) 230(0.4%) substitute-e ...ify-tweak/src/core/ematch.rkt:64:0 for-loop [132] 75.8% ------------------------------------------------------------------------- for-loop [106] 100.0% [121] 300(0.5%) 0(0.0%) point-error ...simplify-tweak/src/points.rkt:195:0 ulp-difference [129] 100.0% ------------------------------------------------------------------------- set [112] 100.0% [122] 246(0.5%) 246(0.5%) for-loop ...cts/racket/private/set-types.rkt:937:4 ------------------------------------------------------------------------- custom-set-intersect [113] 100.0% [123] 226(0.4%) 0(0.0%) for-loop ...cts/racket/private/set-types.rkt:207:3 for-loop [138] 100.0% ------------------------------------------------------------------------- for-loop [108] 100.0% [124] 220(0.4%) 0(0.0%) merge-egraph-nodes! ...k/src/core/egraph.rkt:145:0 dedup-children! [133] 100.0% ------------------------------------------------------------------------- for-loop [119] 2.8% ??? [155] 2.8% loop [16] 2.8% jloop [15] 2.8% loop [141] 8.6% loop [37] 30.8% for-loop [106] 49.5% [125] 10896(20.0%) 1518(2.8%) ??? ...erbie/simplify-tweak/src/programs.rkt:146:2 ??? [151] 50.4% ??? [142] 24.9% loop [141] 10.8% ------------------------------------------------------------------------- temp68_2 [115] 100.0% [126] 5626(10.3%) 0(0.0%) compile16 (unknown source) temp74_0 [140] 100.0% ------------------------------------------------------------------------- for-loop [114] 100.0% [127] 4470(8.2%) 754(1.4%) for-loop ...mplify-tweak/src/core/ematch.rkt:58:37 match-e [104] 72.1% ??? [144] 11.1% ------------------------------------------------------------------------- inductor [117] 29.7% for-loop [100] 70.3% [128] 1096(2.0%) 848(1.6%) table-ref ...ie/simplify-tweak/src/common.rkt:42:0 for-loop [147] 22.6% ------------------------------------------------------------------------- point-error [121] 33.3% for-loop [106] 66.7% [129] 902(1.7%) 602(1.1%) ulp-difference ...implify-tweak/src/float.rkt:14:0 ??? [151] 33.3% ------------------------------------------------------------------------- for-loop [119] 49.3% for-loop [106] 50.7% [130] 608(1.1%) 608(1.1%) ??? ...7.0/collects/racket/private/for.rkt:1208:14 ------------------------------------------------------------------------- for-loop [114] 100.0% [131] 494(0.9%) 0(0.0%) curry* ...et-7.0/collects/racket/function.rkt:44:2 procedure-arity [143] 100.0% ------------------------------------------------------------------------- substitute-e [120] 100.0% [132] 476(0.9%) 0(0.0%) for-loop ...mplify-tweak/src/core/ematch.rkt:73:24 mk-enode! [145] 51.7% substitute-e [120] 48.3% ------------------------------------------------------------------------- for-loop [108] 48.6% merge-egraph-nodes! [124] 51.4% [133] 428(0.8%) 0(0.0%) dedup-children! ...-tweak/src/core/enode.rkt:199:0 loop [148] 51.4% loop [149] 48.6% ------------------------------------------------------------------------- eval [118] 100.0% [134] 360(0.7%) 0(0.0%) add-ns-scopes (unknown source) gf [197] 100.0% ------------------------------------------------------------------------- inductor [117] 100.0% [135] 306(0.6%) 306(0.6%) ??? ...-7.0/collects/racket/lazy-require.rkt:106:6 ------------------------------------------------------------------------- eval [118] 100.0% [136] 272(0.5%) 0(0.0%) namespace-syntax-introduce3 (unknown source) free-identifier=? [146] 100.0% ------------------------------------------------------------------------- inductor [117] 100.0% [137] 256(0.5%) 256(0.5%) ??? ...lects/racket/contract/private/orc.rkt:83:14 ------------------------------------------------------------------------- for-loop [123] 100.0% [138] 226(0.4%) 226(0.4%) for-loop ...cts/racket/private/set-types.rkt:201:4 ------------------------------------------------------------------------- for-loop [114] 100.0% [139] 206(0.4%) 0(0.0%) foldr ....0/collects/racket/private/list.rkt:242:4 cp-2 [150] 100.0% ------------------------------------------------------------------------- compile16 [126] 100.0% [140] 5626(10.3%) 0(0.0%) temp74_0 (unknown source) expand-single [152] 95.4% compile-top9 [156] 4.6% ------------------------------------------------------------------------- ??? [179] 0.1% parse-loop15 [173] 5.2% taylor [39] 6.0% for-loop [114] 6.9% ??? [170] 11.9% for-loop [30] 20.2% loop [141] 23.7% ??? [125] 25.9% [141] 4540(8.3%) 282(0.5%) loop ...-7.0/collects/racket/private/map.rkt:40:19 ??? [151] 25.9% loop [141] 23.7% hash-ref! [160] 17.1% ??? [125] 13.6% ??? [155] 6.6% simplify [6] 6.0% loop [158] 5.0% foldl [153] 1.8% bf [186] 0.1% ------------------------------------------------------------------------- ??? [125] 100.0% [142] 2716(5.0%) 0(0.0%) ??? ...t-7.0/collects/racket/private/kw.rkt:592:14 ??? [151] 87.8% ??? [154] 12.2% ------------------------------------------------------------------------- curry* [131] 100.0% [143] 494(0.9%) 494(0.9%) procedure-arity ...ket/private/norm-arity.rkt:7:27 ------------------------------------------------------------------------- for-loop [127] 100.0% [144] 494(0.9%) 246(0.5%) ??? ...bie/simplify-tweak/src/core/ematch.rkt:43:5 for-loop [157] 50.2% ------------------------------------------------------------------------- for-loop [132] 50.0% for-loop [108] 50.0% [145] 492(0.9%) 492(0.9%) mk-enode! ...mplify-tweak/src/core/egraph.rkt:99:0 ------------------------------------------------------------------------- namespace-syntax-introduce3 [136] 100.0% [146] 272(0.5%) 0(0.0%) free-identifier=? (unknown source) resolve+shift28 [200] 100.0% ------------------------------------------------------------------------- table-ref [128] 100.0% [147] 248(0.5%) 248(0.5%) for-loop ...bie/simplify-tweak/src/common.rkt:44:4 ------------------------------------------------------------------------- dedup-children! [133] 12.5% loop [148] 87.5% [148] 220(0.4%) 0(0.0%) loop ...racket-7.0/collects/racket/list.rkt:417:34 loop [148] 87.5% loop [196] 12.5% ------------------------------------------------------------------------- dedup-children! [133] 11.1% loop [149] 88.9% [149] 208(0.4%) 208(0.4%) loop ...racket-7.0/collects/racket/list.rkt:434:17 loop [149] 88.9% ------------------------------------------------------------------------- foldr [139] 100.0% [150] 206(0.4%) 0(0.0%) cp-2 .../racket-7.0/collects/racket/list.rkt:826:2 for-loop [159] 100.0% ------------------------------------------------------------------------- ulp-difference [129] 1.6% loop [37] 1.8% for-loop [106] 4.6% ??? [7] 6.0% loop [141] 6.3% location-do [163] 9.6% for-loop [75] 9.6% ??? [142] 12.9% ??? [36] 17.9% ??? [125] 29.6% [151] 18514(33.9%) 2200(4.0%) ??? ...tract/private/arrow-higher-order.rkt:357:33 ->flonum [162] 32.1% sample-multi-bounded [164] 16.3% ival-mult [165] 10.9% location-do [163] 9.6% approximate9 [4] 9.6% hash-ref! [160] 6.0% mk-ival [166] 3.6% ------------------------------------------------------------------------- temp74_0 [140] 100.0% [152] 5366(9.8%) 0(0.0%) expand-single (unknown source) expand-capturing-lifts [161] 100.0% ------------------------------------------------------------------------- loop [141] 31.5% for-loop [114] 68.5% [153] 768(1.4%) 476(0.9%) foldl ....0/collects/racket/private/list.rkt:229:4 merge2 [167] 38.0% ------------------------------------------------------------------------- ??? [142] 100.0% [154] 332(0.6%) 332(0.6%) ??? ...simplify-tweak/src/syntax/syntax.rkt:317:17 ------------------------------------------------------------------------- loop [141] 100.0% [155] 300(0.5%) 0(0.0%) ??? ...herbie/simplify-tweak/src/points.rkt:214:26 ??? [125] 100.0% ------------------------------------------------------------------------- temp74_0 [140] 100.0% [156] 260(0.5%) 0(0.0%) compile-top9 (unknown source) compile-forms31 [168] 100.0% ------------------------------------------------------------------------- ??? [144] 100.0% [157] 248(0.5%) 248(0.5%) for-loop ...implify-tweak/src/core/ematch.rkt:44:7 ------------------------------------------------------------------------- loop [141] 100.0% [158] 228(0.4%) 228(0.4%) loop ...cket-7.0/collects/racket/function.rkt:53:6 ------------------------------------------------------------------------- cp-2 [150] 100.0% [159] 206(0.4%) 206(0.4%) for-loop ...ket-7.0/collects/racket/list.rkt:827:4 ------------------------------------------------------------------------- ??? [44] 0.4% eval-prog [105] 1.3% localize-error [60] 1.8% for-loop [29] 2.6% first-nonzero-exp [53] 4.4% ??? [172] 4.7% ??? [171] 5.5% ??? [151] 7.1% loop [24] 7.1% ??? [7] 7.3% for-loop [25] 8.3% loop [141] 8.8% compile [107] 14.5% ??? [170] 25.6% [160] 7840(14.4%) 2872(5.3%) hash-ref! .../racket/private/more-scheme.rkt:376:2 ??? [170] 34.5% ??? [7] 14.4% simplify [6] 9.9% ??? [8] 8.3% ??? [171] 5.5% parse-loop15 [173] 5.4% ??? [172] 4.7% ??? [10] 2.9% ??? [179] 1.8% taylor [39] 1.6% ------------------------------------------------------------------------- loop [196] 10.5% expand-single [152] 89.5% [161] 5998(11.0%) 0(0.0%) expand-capturing-lifts (unknown source) lambda-clause-expander [169] 79.7% dispatch-transformer41 [174] 20.3% ------------------------------------------------------------------------- ??? [151] 100.0% [162] 5948(10.9%) 4538(8.3%) ->flonum ...e/simplify-tweak/src/programs.rkt:38:0 ??? [178] 9.4% return/no-unsupplied [177] 9.2% ??? [181] 5.1% ------------------------------------------------------------------------- location-do [163] 39.2% ??? [151] 60.8% [163] 4672(8.6%) 0(0.0%) location-do ...mplify-tweak/src/programs.rkt:111:0 ??? [151] 60.8% location-do [163] 39.2% ------------------------------------------------------------------------- ??? [151] 100.0% [164] 3012(5.5%) 1506(2.8%) sample-multi-bounded ...-tweak/src/points.rkt:16:0 loop [176] 50.0% ------------------------------------------------------------------------- ??? [151] 100.0% [165] 2020(3.7%) 0(0.0%) ival-mult ...plify-tweak/src/biginterval.rkt:105:0 classify-ival [175] 82.1% ...higher-order.rkt:361:33 [180] 17.9% ------------------------------------------------------------------------- ??? [151] 100.0% [166] 662(1.2%) 326(0.6%) mk-ival ...simplify-tweak/src/biginterval.rkt:59:0 bf [186] 50.8% ------------------------------------------------------------------------- foldl [153] 100.0% [167] 292(0.5%) 292(0.5%) merge2 .../simplify-tweak/src/core/ematch.rkt:24:0 ------------------------------------------------------------------------- compile-top9 [156] 100.0% [168] 260(0.5%) 0(0.0%) compile-forms31 (unknown source) for-loop [204] 100.0% ------------------------------------------------------------------------- expand-capturing-lifts [161] 100.0% [169] 4778(8.8%) 0(0.0%) lambda-clause-expander (unknown source) finish-bodys [182] 93.0% loop [196] 7.0% ------------------------------------------------------------------------- hash-ref! [160] 100.0% [170] 3686(6.8%) 814(1.5%) ??? ...erbie/simplify-tweak/src/programs.rkt:189:5 hash-ref! [160] 73.6% loop [141] 14.7% ------------------------------------------------------------------------- hash-ref! [160] 100.0% [171] 3108(5.7%) 0(0.0%) ??? ...ie/simplify-tweak/src/core/taylor.rkt:45:15 hash-ref! [160] 100.0% ------------------------------------------------------------------------- hash-ref! [160] 100.0% [172] 2848(5.2%) 0(0.0%) ??? ...e/simplify-tweak/src/core/taylor.rkt:328:33 hash-ref! [160] 100.0% ------------------------------------------------------------------------- simplify [6] 22.2% hash-ref! [160] 23.6% map [49] 54.2% [173] 2388(4.4%) 544(1.0%) parse-loop15 ...s/racket/match/compiler.rkt:418:15 eval-const-expr [185] 53.6% loop [141] 23.6% ------------------------------------------------------------------------- loop [196] 15.7% for-loop [204] 27.1% expand-capturing-lifts [161] 57.2% [174] 2134(3.9%) 0(0.0%) dispatch-transformer41 (unknown source) apply-transformer52 [183] 100.0% ------------------------------------------------------------------------- ival-mult [165] 100.0% [175] 1658(3.0%) 1322(2.4%) classify-ival ...y-tweak/src/biginterval.rkt:310:0 fold-binary-pred [188] 20.3% ------------------------------------------------------------------------- sample-multi-bounded [164] 100.0% [176] 1506(2.8%) 0(0.0%) loop .../herbie/simplify-tweak/src/points.rkt:45:6 random-exp [184] 100.0% ------------------------------------------------------------------------- flag-set? [116] 49.8% ->flonum [162] 50.2% [177] 1092(2.0%) 1092(2.0%) return/no-unsupplied ...ct/private/arr-i.rkt:534:0 ------------------------------------------------------------------------- simplify* [62] 23.3% flag-set? [116] 25.4% ->flonum [162] 51.3% [178] 1088(2.0%) 502(0.9%) ??? ...s/racket/contract/private/arr-i.rkt:1252:29 ??? [187] 53.9% ------------------------------------------------------------------------- hash-ref! [160] 100.0% [179] 564(1.0%) 0(0.0%) ??? .../simplify-tweak/src/core/localize.rkt:22:13 loop [141] 61.0% bf [186] 39.0% ------------------------------------------------------------------------- ival-mult [165] 100.0% [180] 362(0.7%) 362(0.7%) ...higher-order.rkt:361:33 (unknown source) ------------------------------------------------------------------------- ->flonum [162] 100.0% [181] 304(0.6%) 304(0.6%) ??? ...ects/racket/contract/private/guts.rkt:746:8 ------------------------------------------------------------------------- lambda-clause-expander [169] 21.8% for-loop [204] 78.2% [182] 4442(8.1%) 0(0.0%) finish-bodys (unknown source) for-loop [204] 100.0% ------------------------------------------------------------------------- dispatch-transformer41 [174] 100.0% [183] 2134(3.9%) 298(0.5%) apply-transformer52 (unknown source) loop [196] 39.4% apply-transformer-in-context [190] 31.0% apply-post-expansion [192] 15.7% ------------------------------------------------------------------------- loop [176] 100.0% [184] 1506(2.8%) 1506(2.8%) random-exp .../simplify-tweak/src/common.rkt:173:0 ------------------------------------------------------------------------- parse-loop15 [173] 100.0% [185] 1280(2.3%) 0(0.0%) eval-const-expr ...fy-tweak/src/programs.rkt:149:0 eval-prog [105] 100.0% ------------------------------------------------------------------------- ??? [179] 24.4% mk-ival [166] 37.3% loop [141] 38.2% [186] 900(1.6%) 0(0.0%) bf ...ath-lib/math/private/bigfloat/mpfr.rkt:601:2 ??? [189] 75.6% new-mpfr [193] 24.4% ------------------------------------------------------------------------- ??? [178] 100.0% [187] 586(1.1%) 586(1.1%) ??? ...ects/racket/contract/private/prop.rkt:274:4 ------------------------------------------------------------------------- classify-ival [175] 100.0% [188] 336(0.6%) 0(0.0%) fold-binary-pred ...gfloat/bigfloat-mpfr.rkt:117:0 ??? [191] 100.0% ------------------------------------------------------------------------- bf [186] 100.0% [189] 680(1.2%) 680(1.2%) ??? /opt/racket-7.0/collects/ffi/unsafe.rkt:898:4 ------------------------------------------------------------------------- apply-transformer52 [183] 100.0% [190] 662(1.2%) 0(0.0%) apply-transformer-in-context (unknown source) datum->syntax6 [194] 50.8% parse-lambda [195] 49.2% ------------------------------------------------------------------------- fold-binary-pred [188] 100.0% [191] 336(0.6%) 336(0.6%) ??? ...tract/private/arrow-higher-order.rkt:361:33 ------------------------------------------------------------------------- apply-transformer52 [183] 100.0% [192] 334(0.6%) 0(0.0%) apply-post-expansion (unknown source) gf [197] 100.0% ------------------------------------------------------------------------- bf [186] 100.0% [193] 220(0.4%) 220(0.4%) new-mpfr ...b/math/private/bigfloat/mpfr.rkt:335:0 ------------------------------------------------------------------------- apply-transformer-in-context [190]100.0% [194] 336(0.6%) 0(0.0%) datum->syntax6 (unknown source) loop [196] 100.0% ------------------------------------------------------------------------- apply-transformer-in-context [190]100.0% [195] 326(0.6%) 326(0.6%) parse-lambda ...llects/racket/private/kw.rkt:585:2 ------------------------------------------------------------------------- datum->syntax6 [194] 0.4% lambda-clause-expander [169] 0.4% loop [148] 5.3% gf [197] 6.4% for-loop [204] 7.7% eval-prog [105] 9.1% loop [196] 15.6% apply-transformer52 [183] 15.9% syntax-e/no-taint [27] 39.1% [196] 4172(7.6%) 1500(2.7%) loop (unknown source) gf [197] 42.7% loop [196] 15.6% expand-capturing-lifts [161] 9.1% core-form-sym [198] 7.9% expand-id-application-form17 [199] 7.7% syntax-e [11] 2.1% dispatch-transformer41 [174] 0.4% ------------------------------------------------------------------------- apply-post-expansion [192] 4.6% add-ns-scopes [134] 5.0% loop [196] 90.4% [197] 2418(4.4%) 546(1.0%) gf (unknown source) propagation-apply [201] 34.7% loop [196] 24.1% propagation-apply-shifted [202] 14.0% syntax-e/no-taint [27] 4.6% ------------------------------------------------------------------------- loop [196] 100.0% [198] 328(0.6%) 0(0.0%) core-form-sym (unknown source) resolve+shift28 [200] 100.0% ------------------------------------------------------------------------- loop [196] 100.0% [199] 322(0.6%) 0(0.0%) expand-id-application-form17 (unknown source) resolve+shift28 [200] 100.0% ------------------------------------------------------------------------- expand-implicit [14] 19.8% free-identifier=? [146] 23.7% expand-id-application-form17 [199] 28.0% core-form-sym [198] 28.5% [200] 1150(2.1%) 272(0.5%) resolve+shift28 (unknown source) fallback-loop [203] 76.3% ------------------------------------------------------------------------- gf [197] 100.0% [201] 840(1.5%) 840(1.5%) propagation-apply (unknown source) ------------------------------------------------------------------------- gf [197] 100.0% [202] 338(0.6%) 338(0.6%) propagation-apply-shifted (unknown source) ------------------------------------------------------------------------- resolve+shift28 [200] 100.0% [203] 878(1.6%) 0(0.0%) fallback-loop (unknown source) for-loop [204] 100.0% ------------------------------------------------------------------------- fallback-loop [203] 3.0% compile-forms31 [168] 5.5% for-loop [204] 13.8% finish-bodys [182] 77.7% [204] 4702(8.6%) 1758(3.2%) for-loop (unknown source) finish-bodys [182] 63.3% for-loop [204] 13.8% dispatch-variable [205] 4.7% syntax-e [11] 2.7% dispatch-transformer41 [174] 2.0% expand-implicit [14] 1.2% loop [196] 1.1% add-local-binding!37 [206] 0.5% ------------------------------------------------------------------------- for-loop [204] 100.0% [205] 598(1.1%) 598(1.1%) dispatch-variable (unknown source) ------------------------------------------------------------------------- for-loop [204] 100.0% [206] 310(0.6%) 0(0.0%) add-local-binding!37 (unknown source) binding-table-add [207] 100.0% ------------------------------------------------------------------------- add-local-binding!37 [206] 100.0% [207] 310(0.6%) 310(0.6%) binding-table-add (unknown source) -------------------------------------------------------------------------